Author Question: The ____________________ is a layer of Earth's mantle in which the rocks are close to their melting ... (Read 54 times)

Mr3Hunna · **on:** Jul 13, 2018

The ___________________ _ is a layer of Earth's mantle in which the rocks are close to their melting point and are less elastic.
Fill in the blank(s) with correct word

Question 2

During the Cenozoic, brachiopods ____.
A)greatly expanded their numbers and diversity
B)were greatly reduced in number of genera
C)took over habitats previously occupied by mollusks, forcing those creatures to go extinct
D)became the most important marine invertebrate phyla
E)became extinct